Home / 12,010,152.89-18,020,718.98-6,537,048.64

Finding the Fourth Proportional to 12,010,152.89, 18,020,718.98 and 6,537,048.64

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Solution

The fourth proportional to 12,010,152.89, 18,020,718.98 and 6,537,048.64 is: 9,808,560.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,152.89 : 18,020,718.98 = 6,537,048.64 : x
  2. Step 2: Convert to fraction form
    12,010,152.89/18,020,718.98 = 6,537,048.64/x
  3. Step 3: Cross multiply
    12,010,152.89x = 18,020,718.98 × 6,537,048.64
  4. Step 4: Simplify right side
    12,010,152.89x = 117,802,316,377,242.36
  5. Step 5: Solve for x
    x = 117,802,316,377,242.36/12,010,152.89
  6. Step 6: Final answer
    x = 9,808,560.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.